Questions & Answers about La nigra sako estas mia.
In Esperanto, adjectives end in -a. So nigra means black and describes the noun sako.
- nigra sako = black bag
- granda sako = big bag
- nova sako = new bag
The -a ending tells you the word is an adjective.
La is the definite article, meaning the.
So:
- la nigra sako = the black bag
- nigra sako = a black bag / black bag depending on context
Esperanto has la for the, but it does not have a separate word for a/an. If there is no article, the noun is usually indefinite or just general.